... Thickness of brush: 3mm10mm2. Lenghth of hair: 10mm--200mm3. Steel wire acceptable: 0.7mm, 1.0mm, 1.2mm, 1.8mm4. ... PBT, PE, PP, PVC, copper, steel wire, animal hair). Frame material: stainless steel wire and iron wire. Overall length: 15mm to 3000 mm . Length ... PBT, PE, PP, PVC, copper, steel wire, animal hair). Frame material: stainless steel wire and iron wire P.S.: If you need more information ...